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Variable Interest Entities (Tables)
12 Months Ended
Dec. 31, 2020
Variable Interest Entities [Abstract]  
Summarized Financial Information for Noncontrolling Interest
Summarized financial information for Valencia is as follows:
Results of Operations
 Year Ended December 31
 202020192018
 (In thousands)
Operating revenues$21,297 $21,073 $21,025 
Operating expenses7,284 6,832 5,913 
Earnings attributable to non-controlling interest$14,013 $14,241 $15,112 
 
Financial Position
 December 31,
 20202019
 (In thousands)
Current assets$3,911 $5,094 
Net property, plant and equipment55,744 58,581 
Total assets59,655 63,675 
Current liabilities646 623 
Owners’ equity – non-controlling interest$59,009 $63,052